How much water will a tank hold if the interior diameter of the tank is 1.6m and its depth is 0.7m ?

The speed of water is 2m//s through a pipe of internal diameter 10 cm. What should be the internal diameter of nozzle of the pipe if the speed of water at nozzle is 4m//s ?

Answer the following questions Water in a swimming pool or water tank appears shallower than its depth . Why ?

A hollow sphere has a small hole in it. On lowering the sphere in a tank of water, it is observed that water enters into the hollow sphere at a depth of 40 cm below the surface. Surface tension of water is 7 xx 10^(-2) N//m . The diameter of the hole is

The radius and height of cylindrical water reservoir is 2.8 m and 3.5 m respectively. How much maximum water can the tank hold? A person needs 70 liters ofr water per day. For how many persons is the water sufficient for a day? (pi = 22/7. ) .